Lenovo ThinkPad X250 Vs. Dell XPS 13: The Two-Day Battery Laptops

Jeff Clarke, vice chairman of Global Operations for Dell, shows the XPS 13, the company's first ultrabook, during a keynote address by Paul Otellini, president and CEO of Intel Corporation, at the 2012 International Consumer Electronics Show (CES) in Las Vegas, Nevada, January 10, 2012. The ultrabook is powered by the Intel Core i7 processor.
REUTERS/Steve Marcus (UNITED STATES - Tags: BUSINESS SCIENCE TECHNOLOGY)

No matter how tasteful the design and no matter how powerful the processor of a laptop is, battery life is still a very important factor in choosing a device. It is important to note the laptops with monster batteries available in the market. Two laptops known for its powerful batteries will be put in a match-up: Dell’s XPS 13 versus Lenovo’s X250.

Dell XPS 13

Wall Street Journal reports that the battery capacity of devices is now measured in watt hours (Wh). For the XPS 13, it is packed with a 52 Wh battery plus an optional power companion, a 43 Wh carry-along battery backup.

Dell claims that the XPS 13 has a battery life of 15 hours plus 7 more hours additional with the help of its back-up. Based on a battery test, Dell’s laptop together with its power companion lasted 16 hours under a video test and has endured 18 hours of continued web browsing.

Additionally, the XPS 13 is one of the first notebooks to pack Intel's fifth-generation Core processors and its Core i5-5200U CPU with 8GB of RAM. It sports a 13.3-inch Quad-HD display with 3200x1800 pixel resolution. The device weighs 2.6 pounds plus an additional 0.64 pounds for the external battery. Dell’s powerful laptop costs US$800 and the additional power companion costs US$108.

Lenovo ThinkPad X250

The X250 is powered by a 23.2 Wh internal battery and a 72 Wh back-up. Lenovo claims that the laptop can function for 20 hours. However, it lasted for 18 hours under a continuous video streaming test and 21 hours when used for web surfing.

According to Anand Tech, the X250 is available in three options: 1366x768, 1366x768 Premium IPS, or Full HD IPS. The 12.5-inch portable PC is 0.79-inches thick and weighs 2.88 pounds. It is equipped with a Intel’s fifth generation Broadwell-U processors and 512GB SSD or 1TB HDD. The laptop offers two USB 3.0 ports, a mini display port and a VGA connector. The price of the X250 starts at US$1150.